Home / 15,571.08-23,355.66-5,040.87

Finding the Fourth Proportional to 15,571.08, 23,355.66 and 5,040.87

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Solution

The fourth proportional to 15,571.08, 23,355.66 and 5,040.87 is: 7,560.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,571.08 : 23,355.66 = 5,040.87 : x
  2. Step 2: Convert to fraction form
    15,571.08/23,355.66 = 5,040.87/x
  3. Step 3: Cross multiply
    15,571.08x = 23,355.66 × 5,040.87
  4. Step 4: Simplify right side
    15,571.08x = 117,732,845.82
  5. Step 5: Solve for x
    x = 117,732,845.82/15,571.08
  6. Step 6: Final answer
    x = 7,560.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.